The year is 2033 and Oarai Girls' Academy is once again faced with the threat of closure. It is now up to the new generation of Oarai's students to save their school, just as the ones before them did the same. This OC-centric story follows Oarai's brand new Senshadō team as they fight in the 84th National Tournament, with the help of a particular tank ace.

High up in the clouds above the Pacific, an air fleet Saunders' finest B-17's steadily approach their target, ready to deliver death from above. It won't be an easy task though, as the combined force of Chi-Ha-Tan and Kuromorimine's air forces try their best to stop them. Follow one of the American bomber crews as they repel fighters, dodge flak, and fly to hell and back.